IP地址输入框_javascript技巧

<style> div.IPDiv{background:#ffffff;width:120;font-size:9pt;text-align:center;border:2 ridge threedshadow;border-right:inset threedhighlight;border-bottom:inset threedhighlight; } input.IPInput{width:24;font-size:9pt;text-align:center;border-width:0; } </style> <script language="JScript" for="document" event="onkeydown"> if(event.keyCode==13)event.keyCode=9; </script> <script language="JScript"> var IPlikeInputStr=[]; for(var i=0;i<4;i++)IPlikeInputStr[i]="<input class=IPInput name=IPInput type=text size=3 maxlength=3 onkeydown='if(event.srcElement.value.length==3||event.keyCode==39)event.keyCode=9'>"+(i==3?"":"."); document.write("<div class=IPDiv>"+IPlikeInputStr.join("")+"</script>

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